
chrome.runtime.onMessage.addListener(
    function(request, sender, respoonse) {
      debugger;
        console.log(request);
        var node = $('.ace_content .ace_line')[0];
        if (node) {
          $('.ace_content .ace_line')[0].clear();
          $('.ace_content .ace_line')[0].textContent = request;
        }
      });